// Predefined symbols and macros -*- C++ -*- // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 // Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 2, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING. If not, write to the Free // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, // USA. // As a special exception, you may use this file as part of a free software // library without restriction. Specifically, if other files instantiate // templates or use macros or inline functions from this file, or you compile // this file and link it with other files to produce an executable, this // file does not by itself cause the resulting executable to be covered by // the GNU General Public License. This exception does not however // invalidate any other reasons why the executable file might be covered by // the GNU General Public License. #ifndef _CXXCONFIG #define _CXXCONFIG 1 // Pick up any OS-specific definitions. #include // The current version of the C++ library in compressed ISO date format. #define __GLIBCXX__ 20030720 // This is necessary until GCC supports separate template compilation. #define _GLIBCXX_NO_TEMPLATE_EXPORT 1 // This is a hack around not having either pre-compiled headers or // export compilation. If defined, the io, string, and valarray // headers will include all the necessary bits. If not defined, the // implementation optimizes the headers for the most commonly-used // types. For the io library, this means that larger, out-of-line // member functions are only declared, and definitions are not parsed // by the compiler, but instead instantiated into the library binary. #define _GLIBCXX_FULLY_COMPLIANT_HEADERS 1 // Allow use of the GNU syntax extension, "extern template." This // extension is fully documented in the g++ manual, but in a nutshell, // it inhibits all implicit instantiations and is used throughout the // library to avoid multiple weak definitions for required types that // are already explicitly instantiated in the library binary. This // substantially reduces the binary size of resulting executables. #ifndef _GLIBCXX_EXTERN_TEMPLATE # define _GLIBCXX_EXTERN_TEMPLATE 1 #endif // To enable older, ARM-style iostreams and other anachronisms use this. //#define _GLIBCXX_DEPRECATED 1 // Use corrected code from the committee library group's issues list. #define _GLIBCXX_RESOLVE_LIB_DEFECTS 1 // Hopefully temporary workaround to autoconf/m4 issue with quoting '@'. #define _GLIBCXX_AT_AT "@@" // In those parts of the standard C++ library that use a mutex instead // of a spin-lock, we now unconditionally use GCC's gthr.h mutex // abstraction layer. All support to directly map to various // threading models has been removed. Note: gthr.h may well map to // gthr-single.h which is a correct way to express no threads support // in gcc. Support for the undocumented _NOTHREADS has been removed. // Default to the typically high-speed, pool-based allocator (as // libstdc++-v2) instead of the malloc-based allocator (libstdc++-v3 // snapshots). See libstdc++-v3/docs/html/17_intro/howto.html for // details on why you don't want to override this setting. Ensure // that threads are properly configured on your platform before // assigning blame to the STL container-memory allocator. After doing // so, please report any possible issues to libstdc++@gcc.gnu.org . // Do not define __USE_MALLOC on the command line. Enforce it here: #ifdef __USE_MALLOC # error __USE_MALLOC should never be defined. Read the release notes. #endif // The remainder of the prewritten config is mostly automatic; all the // user hooks are listed above. // Create a boolean flag to be used to determine if --fast-math is set. #ifdef __FAST_MATH__ # define _GLIBCXX_FAST_MATH 1 #else # define _GLIBCXX_FAST_MATH 0 #endif // This marks string literals in header files to be extracted for eventual // translation. It is primarily used for messages in thrown exceptions; see // src/functexcept.cc. We use __N because the more traditional _N is used // for something else under certain OSes (see BADNAMES). #define __N(msgid) (msgid) // End of prewritten config; the discovered settings follow.